Seven people, A, B, C, D, E, F and G, are sitting in a straight row, facing north. Only three people sit between A and D. Only two people sit to the left of A. G is not an immediate neighbour of D. G sits second to the right of E. F sits to the immediate right of C. Who sits at the extreme left end of the row?

Seven persons H, I, J, K, Q, R, and S are sitting around a circular table facing the centre. Only two people sit between Q and I when counted from the right of Q. Only three people sit between H and S when counted from the right of S. I sits to the immediate right of S. R sits to the immediate right of K. Who sits fourth to the right of J?

Six friends, C, E, G, I, K, and M, are sitting around a circular table facing towards the centre at equal distances from each other. E is second to the right of C. K is to the immediate right of G. G and I are facing towards each other. Moving towards the left of I, how many friends are sitting between I and M?